fix(docker): use 127.0.0.1 in healthcheck#37
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Alpine resolves localhost to ::1 (IPv6) but Fiber binds to 0.0.0.0 (IPv4 only), causing the healthcheck to fail with connection refused.
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Summary
localhostto::1(IPv6) but Fiber binds0.0.0.0(IPv4 only), causing the healthcheck to report unhealthywgettarget fromlocalhostto127.0.0.1Test plan
docker exec memtrace wget -qO- http://127.0.0.1:9100/healthreturns OK on production server